Achild with a bloated belly ,thin hair, and an inability to concentrate may be suffering from malnutrition

Explain how fossils scientists make discoveries about the lives of organisms and about how environments have changed over time. plz hurry up it time

Which of these statements are true about scientific theories and hypothesis

How are gross production and net production different? a. net production is always greater than gross production. b. net production is always less than gross production. only animals have net production. d. only plants have net production. select the best answer from the choices provided